readme

Signed-off-by: Erick Wendel <erick.workspace@gmail.com>

Author: ErickWendel

README.md

@@ -7,19 +7,35 @@
 
 ### Requirements
 
-* Node.js v8+
+* Node.js v8+ or Docker and Docker Comp
 * Postgres running on local instance or Docker
 
 ### Running on localMachine
 
-* Install dependencies - `npm i`
+* Install dependencies - `sudo npm i -g typescript pm2 && npm i`
 * Build typescript - `npm run build`
 * Run project - `npm start`
 
-### Docker
+### OR: Docker
 
 * `docker-compose up`
 
-### Documentation
+### OR: Alternatives on pulling from Docker hub
+
+```shell
+docker run -d -p 5432:5432 --name postgres \
+    --env POSTGRES_PASSWORD=mysecretpassword \
+    --env POSTGRES_DB=heroes\
+    postgres
+```
+
+```shell
+docker run -p 3000:3000 \
+    --link postgres:postgres \
+    -e POSTGRES_HOST=postgres:mysecretpassword@postgres:5432 \
+    erickwendel/nodejs-with-postgres-api-example:latest
+```
+
+### Viewing
 
 * Go to swagger page - `localhost:3000/documentation`